Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number K870305-109 found under Tube Assembly Metal by Kaman Aerospace Corporation. The National Stock Number assigned to this part is 4710015337081, and the Federal Supply Class is 4710 Pipe Tube And Rigid Tubing. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like K870305-109.